This list also contains - if relevant and available - the previous editions of the respective Ecma Standards.

In
the third column of the table below you
will find:
- the ISO/IEC equivalent to the Ecma Standard which can be downloaded
as freely available standard from ISO/IEC
.
Those ISO/IEC standards which are not freely
available are marked with an *.
- the ETSI equivalent deliverables to the Ecma Standard which can be downloaded
as limitedly freely available publication from ETSI.